/Engine/Source/Runtime/CoreUObject/Public/UObject/Class.h
Finds the common base class that parents the array of classes passed in.
the common base class or NULL
static [UClass](API\Runtime\CoreUObject\UObject\UClass) * FindCommonBase ( const [TArray](API\Runtime\Core\Containers\TArray)< [UClass](API\Runtime\CoreUObject\UObject\UClass) * > & InClasses )